JPS582649A - 磁気探傷装置 - Google Patents

磁気探傷装置

Info

Publication number
JPS582649A
JPS582649A JP10036181A JP10036181A JPS582649A JP S582649 A JPS582649 A JP S582649A JP 10036181 A JP10036181 A JP 10036181A JP 10036181 A JP10036181 A JP 10036181A JP S582649 A JPS582649 A JP S582649A
Authority
JP
Japan
Prior art keywords
delay
signal
probe
signals
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP10036181A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6324259B2 (enrdf_load_stackoverflow
Inventor
Yasuichi Kudo
工藤　保一
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Special Steel Co Ltd
Sanyo Tokushu Seiko KK
Original Assignee
Sanyo Special Steel Co Ltd
Sanyo Tokushu Seiko KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sanyo Special Steel Co Ltd, Sanyo Tokushu Seiko KK filed Critical Sanyo Special Steel Co Ltd
Priority to JP10036181A priority Critical patent/JPS582649A/ja
Publication of JPS582649A publication Critical patent/JPS582649A/ja
Publication of JPS6324259B2 publication Critical patent/JPS6324259B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9046—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents by analysing electrical signals
    • G01N27/9066—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents by analysing electrical signals by measuring the propagation time, or delaying the signals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
JP10036181A 1981-06-26 1981-06-26 磁気探傷装置 Granted JPS582649A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10036181A JPS582649A (ja) 1981-06-26 1981-06-26 磁気探傷装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10036181A JPS582649A (ja) 1981-06-26 1981-06-26 磁気探傷装置

Publications (2)

Publication Number Publication Date
JPS582649A true JPS582649A (ja) 1983-01-08
JPS6324259B2 JPS6324259B2 (enrdf_load_stackoverflow) 1988-05-19

Family

ID=14271934

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10036181A Granted JPS582649A (ja) 1981-06-26 1981-06-26 磁気探傷装置

Country Status (1)

Country Link
JP (1) JPS582649A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003322640A (ja) * 2002-05-07 2003-11-14 Nippon Steel Corp 鋼材の表面疵検出装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5276392U (enrdf_load_stackoverflow) * 1975-12-05 1977-06-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5276392U (enrdf_load_stackoverflow) * 1975-12-05 1977-06-07

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003322640A (ja) * 2002-05-07 2003-11-14 Nippon Steel Corp 鋼材の表面疵検出装置

Also Published As

Publication number Publication date
JPS6324259B2 (enrdf_load_stackoverflow) 1988-05-19

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